The National List of Plant Species That Occur in Wetlands represents the combined efforts of many biologists over the last decade to define the wetland flora of the United States. The U.S. Fish and Wildlife Service initially developed the list in...

This is a guide to altricial passerines. It has an explanation of variables used for aging birds and an explanation of methodology employed, and provides information obtained while recording the early aging of the Dusky Flycatcher, the Carolina...

The Cooperator Science Series was initiated in 2013. Its purpose is to facilitate the archiving and retrieval of research project reports resulting primarily from investigations supported by the U.S. Fish and Wildlife Service (FWS), particularly...

This is a factsheet describing recovery efforts for the gray wolf, red wolf and Mexican wolf resultant of the Endangered Species Act. It briefly describes the history of North American wolves. ***This document contains information on endangered...

This is a children's coloring book of various endangered species. It provides images of each species for coloring, as well as educational information on the species. The animals included are: Bald Eagle, California red-legged frog Karner Blue...

This is a status assessment and conservation plan for the Cassin's Sparrow. It includes a description and natural history of the bird, as well as range information pertinent to breeding, migration and wintering, monitoring activities, population...